US3133425A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for cooling gaseous media
Assignee: Individual
•
Filing: 1962-09-25
•
Granted: 1964-05-19
•
Expires: 1982-09-25
Abstract
No abstract record available.
Inventors
- 👤 Hanny Jost
- 👤 Sixsmith Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:16
CPC Classifications
F; F25; F25B; F25B9/00; F25B9/06; F25B2400/00; F25B2400/14; F25B2400/141
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
APPARATUS FOR COOLING GASEOUS MEDIA COMPRISING AN EXPANSION TURBINE THROUGH WHICH A GAS TO BE COOLED MAY BE EXPANDED, A TURBO-COMPRESSOR, A SHAFT SUPPORTED IN A GASEOUS BEARING, SAID SHAFT COUPLING SAID TURBINE AND COMPRESSOR TOGETHER, MEANS DEFINING FOR SAID COMPRESSOR A CLOSED PATH WITHIN WHICH A GAS IS CIRCULATED BY SAID COMPRESSOR, A HEAT EXCHANGER AND AN ADJUSTABLE THROTTLING DEVICE DISPOSED IN SERIES IN SAID PATH, AND PRESSURE EQUALIZATION MEANS CONNECTED BETWEEN SAID TURBINE AND SAID PATH.
Claim 2
Dependent Claim
78 words
APPARATUS FOR COOLING GASEOUS MEDIA COMPRISING AN EXPANSION TURBINE THROUGH WHICH A GAS TO BE COOLED MAY BE EXPANDED, A TURBO-COMPRESSOR, A SHAFT SUPPORTED IN A GASEOUS BEARING, SAID SHAFT COUPLING SAID TURBINE AND COMPRESSOR TOGETHER, MEANS DEFINING FOR SAID COMPRESSOR A CLOSED PATH WITHIN WHICH A GAS IS CIRCULATED BY SAID COMPRESSOR, A HEAT EXCHANGER AND AN ADJUSTABLE THROTTLING DEVICE DISPOSED IN SERIES IN SAID PATH, AND PRESSURE EQUALIZATION MEANS CONNECTED BETWEEN SAID TURBINE AND SAID PATH.
References Cited (Backward Citations)
US3038318A
Cited
US2973136A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-19 | 1967-11-18 | 1968-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-19 | 1971-11-18 | 1972-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-19 | 1975-11-18 | 1976-05-19 | $7700.00 | Window Closed / Lapsed |